Go to this site for a detailed guide http://www.laptoprepair101.com/ most laptops have two to four screws in the front under a little plastic sticky tab remove the tab and remove screws the trim should pop up with a slite pull.
The lcd should be held in place by 4 to six screws and you should see the inverter .check to see if it is plugged in if not plug in and try the laptop .sometime the plugs jar loose and cause flicker or even no screen .check could save you money.
If you remove the screen you will see a flat cord running from the screen to the laptop board check to see if it is plugged in it will also keep your screen from working .remember check the site above they have good info for most aptop repars